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path: root/archival/libunarchive/get_header_tar.c
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Diffstat (limited to 'archival/libunarchive/get_header_tar.c')
-rw-r--r--archival/libunarchive/get_header_tar.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/archival/libunarchive/get_header_tar.c b/archival/libunarchive/get_header_tar.c
index 1ad9ac5..513909d 100644
--- a/archival/libunarchive/get_header_tar.c
+++ b/archival/libunarchive/get_header_tar.c
@@ -62,6 +62,7 @@ extern char get_header_tar(archive_handle_t *archive_handle)
} tar;
long sum = 0;
long i;
+ static int end = 0;
/* Align header */
data_align(archive_handle, 512);
@@ -74,8 +75,17 @@ extern char get_header_tar(archive_handle_t *archive_handle)
/* If there is no filename its an empty header */
if (tar.formated.name[0] == 0) {
+ if (end) {
+ /* This is the second consecutive empty header! End of archive!
+ * Read until the end to empty the pipe from gz or bz2
+ */
+ while (bb_full_read(archive_handle->src_fd, tar.raw, 512) == 512);
+ return(EXIT_FAILURE);
+ }
+ end = 1;
return(EXIT_SUCCESS);
}
+ end = 0;
/* Check header has valid magic, "ustar" is for the proper tar
* 0's are for the old tar format